package com.tlgen.modules.system.repository;

import com.tlgen.modules.system.domain.Dept;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import org.springframework.data.jpa.repository.Query;

import java.util.List;
import java.util.Set;

/**
 * @author: tlgen
 * @Discription: 部门持久层
 */
public interface DeptRepository extends JpaRepository<Dept, Long>, JpaSpecificationExecutor<Dept> {

    /**
     *根据PID查询
     * @param id pid
     * @return
     */
    List<Dept> findByPid(Long id);

    /**
     *根据角色ID 查询
     * @param id 角色ID
     * @return
     */
    Set<Dept> findByRoles_Id(Long id);

    /**
     *根据ID查询名称
     * @param id
     * @return
     */
    @Query(value = "select name from dept where id = ?1", nativeQuery = true)
    String findNameById(Long id);
}
